[Bug tree-optimization/60042] vectorizer still does too many dependence tests for himeno:jacobi

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60042

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2014-02-04
           Assignee|unassigned at gcc dot gnu.org      |rguenth at gcc dot 
gnu.org
     Ever confirmed|0                           |1

--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> ---
Created attachment 32038
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=32038&action=edit
patch for the PRE issue

The attached patch delays inhibit_phi_insertion to a point where it can give
a more definitive answer (eliminate () time).